--- a/hotspot/src/share/vm/shark/sharkRuntime.cpp	Wed Aug 23 10:25:25 2017 +0200
+++ b/hotspot/src/share/vm/shark/sharkRuntime.cpp	Wed Aug 23 14:52:55 2017 -0400
@@ -136,7 +136,7 @@
 
 JRT_ENTRY(void, SharkRuntime::register_finalizer(JavaThread* thread,
                                                  oop         object))
-  assert(object->is_oop(), "should be");
+  assert(oopDesc::is_oop(object), "should be");
   assert(object->klass()->has_finalizer(), "should have");
   InstanceKlass::register_finalizer(instanceOop(object), CHECK);
 JRT_END